Measuring physical and cognitive fatigue in people with Post Polio Syndrome: development of the Neurological Fatigue Index for Post Polio Syndrome (NFI-PP)

Conclusions A patient-derived Neurological Fatigue Index for PPS, with physical and cognitive subscales, and a total score, has demonstrated good reliability, appropriate concurrent validity, and satisfies the Rasch measurement model. A raw-score to interval scale transformation is available for parametric applications, and the calculation of change scores.
Source: PMandR - Category: Rehabilitation Source Type: research